How do you use karma powers on sims 3 wii

if you just want to get money you dont even have to bother using giant jackpot
just go to the supermarket buy loads of THREE star catfish go home put them in the fridge for 5 seconds bring them straight back and sell them they are
worth over 17000 each.

and buy the way you can use karma powers with lifetime happieness points
press - and go onto the tab "rewards" then go on to karma powers and
press A on one of them the game will pause for a moment and then your sim
will get the power